@plugnet/util-crypto/nacl/verify.spec.js

A collection of useful crypto utilities for @plugnet

"use strict";

var _util = require("@plugnet/util");

var _wasmCrypto = require("@plugnet/wasm-crypto");

var _ = require(".");

// Copyright 2017-2019 @polkadot/util-crypto authors & contributors
// This software may be modified and distributed under the terms
// of the Apache-2.0 license. See the LICENSE file for details.
describe('naclSign', () => {
  let publicKey;
  let signature;
  beforeEach(async () => {
    await (0, _wasmCrypto.waitReady)();
    publicKey = (0, _.naclKeypairFromSeed)((0, _util.stringToU8a)('12345678901234567890123456789012')).publicKey;
    signature = new Uint8Array([28, 58, 206, 239, 249, 70, 59, 191, 166, 40, 219, 218, 235, 170, 25, 79, 10, 94, 9, 197, 34, 126, 1, 150, 246, 68, 28, 238, 36, 26, 172, 163, 168, 90, 202, 211, 126, 246, 57, 212, 43, 24, 88, 197, 240, 113, 118, 76, 37, 81, 91, 110, 236, 50, 144, 134, 100, 223, 220, 238, 34, 185, 211, 7]);
  });
  it('validates a correctly signed message', () => {
    expect((0, _.naclVerify)(new Uint8Array([0x61, 0x62, 0x63, 0x64]), signature, publicKey)).toEqual(true);
  });
  it('fails a correctly signed message (message changed)', () => {
    expect((0, _.naclVerify)(new Uint8Array([0x61, 0x62, 0x63, 0x64, 0x65]), signature, publicKey)).toEqual(false);
  });
  it('fails a correctly signed message (signature changed)', () => {
    signature[0] = 0xff;
    expect((0, _.naclVerify)(new Uint8Array([0x61, 0x62, 0x63, 0x64]), signature, publicKey)).toEqual(false);
  });
});